ACIN Flow Finder Mk 2
By definition, energy-efficient homes need to be airtight, so the ventilation system is vital to a healthy, durable home. Yet in Ontario, where new homes are being built more airtight, one can still build a ...
By definition, energy-efficient homes need to be airtight, so the ventilation system is vital to a healthy, durable home. Yet in Ontario, where new homes are being built more airtight, one can still build a ... [continue reading]
I visited several big-box stores and my local hardware store to collect information for this article on electronic tape measures. The dust on top of some of the packages was pretty thick, and there was ... [continue reading]
Imagine leaving your manometer in the basement while you are doing a combustion appliance zone (CAZ) test and then walking around the house, turning on fans, adjusting doors, energizing the air handler, all while you ... [continue reading]
Remember ET’s finger? That could be seen as an advanced version of a borescope—ET could touch things and cure them. The borescopes I am describing here are cameras with illumination on ... [continue reading]
To quote the wise Yogi Berra, “You’ve got to be very careful if you don’t know where you are going, because you might not get there.” In terms of ... [continue reading]
Looking for a draft in a flue by measuring just the pressure in the flue—with reference to the combustion appliance zone, or CAZ—is a bit like discussing the speed of a ... [continue reading]
According to DOE’s Building America program data, typical residential ductwork efficiency is about 67%. That means that if you install a 90% efficient furnace, your system efficiency would be just over 60%. Another way to look ... [continue reading]
Smart building design and construction professionals know that a building is more than a sum of its parts—it&...
I've had a decades-long love affair with dumb, passive houses. Passive. As in do-nothing. I love the design challenge ...